// lowlevel/IntGenerator.java
// (c)2017 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://OnJava8.com for more book information.

import java.util.concurrent.atomic.AtomicBoolean;

public abstract class IntGenerator {
    private AtomicBoolean canceled =
            new AtomicBoolean();

    public abstract int next();

    public void cancel() {
        canceled.set(true);
    }

    public boolean isCanceled() {
        return canceled.get();
    }
}
